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-rw-r--r--python/fatcat/elastic_workers.py5
-rw-r--r--python/fatcat/entity_helpers.py100
-rw-r--r--python/tests/entity_helpers.py15
3 files changed, 118 insertions, 2 deletions
diff --git a/python/fatcat/elastic_workers.py b/python/fatcat/elastic_workers.py
index c3226981..3d2e9c39 100644
--- a/python/fatcat/elastic_workers.py
+++ b/python/fatcat/elastic_workers.py
@@ -3,7 +3,8 @@ import json
import time
import requests
from fatcat.worker_common import FatcatWorker
-from fatcat.release_model import FatcatRelease
+from fatcat_client.models import ReleaseEntity
+from fatcat.entity_helpers import *
from pykafka.common import OffsetType
@@ -34,7 +35,7 @@ class FatcatElasticReleaseWorker(FatcatWorker):
for msg in consumer:
json_str = msg.value.decode('utf-8')
- release = FatcatRelease.from_json(json_str)
+ release = entity_from_json(json_str, ReleaseEntity)
#print(release)
elastic_endpoint = "{}/{}/release/{}".format(
self.elastic_backend,
diff --git a/python/fatcat/entity_helpers.py b/python/fatcat/entity_helpers.py
new file mode 100644
index 00000000..c454536b
--- /dev/null
+++ b/python/fatcat/entity_helpers.py
@@ -0,0 +1,100 @@
+
+import collections
+from fatcat_client.models import ReleaseEntity
+from fatcat_client.api_client import ApiClient
+
+def entity_to_json(entity):
+ ac = ApiClient()
+ return ac.sanitize_for_serialization(entity)
+
+def entity_from_json(json_str, entity_type):
+ """
+ Hack to take advantage of the code-generated deserialization code
+ """
+ ac = ApiClient()
+ thing = collections.namedtuple('Thing', ['data'])
+ thing.data = json_str
+ return ac.deserialize(thing, entity_type)
+
+def release_elastic_dict(release):
+ """
+ Converts from an entity model/schema to elasticsearch oriented schema.
+
+ Returns: dict
+ """
+
+ if release.state != 'active':
+ raise ValueError("Entity is not 'active'")
+
+ # First, the easy ones (direct copy)
+ t = dict(
+ ident = release.ident,
+ revision = release.revision,
+ title = release.title,
+ release_type = release.release_type,
+ release_status = release.release_status,
+ language = release.language,
+ doi = release.doi,
+ pmid = release.pmid,
+ pmcid = release.pmcid,
+ isbn13 = release.isbn13,
+ core_id = release.core_id,
+ wikidata_qid = release.wikidata_qid
+ )
+
+ if release.release_date:
+ # TODO: resolve why this can be either a string or datetime
+ if type(release.release_date) == str:
+ t['release_date'] = release.release_date
+ else:
+ t['release_date'] = release.release_date.strftime('%F')
+
+ container = release.container
+ container_is_kept = False
+ if container:
+ t['publisher'] = container.publisher
+ t['container_name'] = container.name
+ t['container_issnl'] = container.issnl
+ container_extra = container.extra
+ if container_extra:
+ t['container_is_oa'] = container_extra.get('is_oa')
+ container_is_kept = container_extra.get('is_kept', False)
+ t['container_is_longtail_oa'] = container_extra.get('is_longtail_oa')
+ else:
+ t['publisher'] = release.publisher
+
+ files = release.files or []
+ t['file_count'] = len(files)
+ in_wa = False
+ in_ia = False
+ t['file_pdf_url'] = None
+ for f in files:
+ is_pdf = 'pdf' in f.get('mimetype', '')
+ for url in f.get('urls', []):
+ if url.get('rel', '') == 'webarchive':
+ in_wa = True
+ if '//web.archive.org/' in url['url'] or '//archive.org/' in url['url']:
+ in_ia = True
+ if is_pdf:
+ t['file_pdf_url'] = url['url']
+ if not t['file_pdf_url'] and is_pdf:
+ t['file_pdf_url'] = url['url']
+ t['file_in_webarchive'] = in_wa
+ t['file_in_ia'] = in_ia
+
+ extra = release.extra or dict()
+ if extra:
+ t['in_shadow'] = extra.get('in_shadow')
+ if extra.get('grobid') and extra['grobid'].get('is_longtail_oa'):
+ t['container_is_longtail_oa'] = True
+ t['any_abstract'] = bool(release.abstracts)
+ t['is_kept'] = container_is_kept or extra.get('is_kept', False)
+
+ t['ref_count'] = len(release.refs or [])
+ t['contrib_count'] = len(release.contribs or [])
+ contrib_names = []
+ for c in (release.contribs or []):
+ if c.raw_name:
+ contrib_names.append(c.raw_name)
+ t['contrib_names'] = contrib_names
+ return t
diff --git a/python/tests/entity_helpers.py b/python/tests/entity_helpers.py
new file mode 100644
index 00000000..dd6fa00a
--- /dev/null
+++ b/python/tests/entity_helpers.py
@@ -0,0 +1,15 @@
+
+import json
+import pytest
+from fatcat.crossref_importer import FatcatCrossrefImporter
+from fatcat.entity_helpers import *
+
+from crossref import crossref_importer
+
+def test_elastic_convert(crossref_importer):
+ with open('tests/files/crossref-works.single.json', 'r') as f:
+ # not a single line
+ raw = json.loads(f.read())
+ (r, c) = crossref_importer.parse_crossref_dict(raw)
+ r.state = 'active'
+ release_elastic_dict(r)